Practical approaches
Technical steps (example: MIDlet .jar → .vxp, assuming vendor supports Java ME) Convert .jar To .vxp
Open the application and select the main class file of your .JAR program. Set your desired output folder. Practical approaches Technical steps (example: MIDlet
But if you absolutely must have a .vxp for a physical device, here’s a pro tip: Convert .jar To .vxp
Tools like Jadx can help you view the original Java source code if you plan on manually porting the app. Important Considerations Convert Java To Vxp - Google Groups